Bug #7632: IRB autocompletion bug

• Status: Closed
• Assignee: keiju (Keiju Ishitsuka)
• Target version: -
• ruby -v: 2.0.0

[bogdan (Bogdan Gusiev)]

Steps to reproduce:

• Launch IRB
• type: (&:)
• press tab

Result: irb crashes
Ruby version: ruby-1.9.3-p194

/Users/bogdan/.rvm/gems/ruby-1.9.3-p194/gems/wirble-0.1.3/lib/wirble.rb:95:in save_history': undefined method size' for nil:NilClass (NoMethodError)
from /Users/bogdan/.rvm/gems/ruby-1.9.3-p194/gems/wirble-0.1.3/lib/wirble.rb:119:in block in initialize' /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/completion.rb:80:in block in module:InputCompletor': unmatched close parenthesis: /^:)/ (RegexpError)
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/input-method.rb:115:in call' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/input-method.rb:115:in readline'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/input-method.rb:115:in gets' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:139:in block (2 levels) in eval_input'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:273:in signal_status' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:138:in block in eval_input'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:188:in call' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:188:in buf_input'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:103:in getc' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/slex.rb:205:in match_io'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/slex.rb:75:in match' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:286:in token'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:262:in lex' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:233:in block (2 levels) in each_top_level_statement'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in loop' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in block in each_top_level_statement'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:228:in catch' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb/ruby-lex.rb:228:in each_top_level_statement'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:155:in eval_input' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:70:in block in start'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:69:in catch' from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/irb.rb:69:in start'
from /Users/bogdan/.rvm/rubies/ruby-1.9.3-p194/bin/irb:16:in `'

[drbrain (Eric Hodel)]

Can you reproduce without wirble?

[zzak (zzak _)]

I was able to reproduce it with a previous patch level version of 1.9.3 as well as p362

https://gist.github.com/4400982

[sorah (Sorah Fukumori)]

• Tracker changed from Backport to Bug
• Project changed from Backport193 to Ruby master

[ruby-dev:46813] を見て移動します。

[keiju (Keiju Ishitsuka)]

• Status changed from Open to Assigned
• Assignee set to keiju (Keiju Ishitsuka)
• ruby -v set to 2.0.0

[keiju (Keiju Ishitsuka)]

• Status changed from Assigned to Closed
• % Done changed from 0 to 100

This issue was solved with changeset r38656.
Bogdan, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

---

• lib/irb/completion.rb: treat rightly comletion for symbol on irb
  [Bug #7632].

[keiju (Keiju Ishitsuka)]

けいじゅ＠いしつかです.

In [ruby-dev:46814] the message: "[ruby-dev:46814] Re: backport93から
の移動 [Re: [ruby-core:51175] [Backport93 - Backport #7632] IRB
autocompletion bug]", on Dec/29 21:51(JST) "Shota Fukumori (sora_h)"
writes:

sora_hです。

このような場合, このチケットのプロジェクトをruby-trunkに変えてから, バ
グ修正をruby-trunkのリポジトリに登録した方がよいかと思ったのですが, プ
ロジェクトの変更ができませんでした.

権限関係なのかわかりませんが、こちらでは移動できたので移動しておきま
した。

あれ? やり方が悪かったのかなぁ??
それはともかく, ありがとうございました.

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